What is doodles main reason for trying to become normal in the Scarlet Ibis?

In "The Scarlet Ibis" by James Hurst, Doodle's main reason for trying to become normal stems from his desire for acceptance and validation from his older brother and society. He yearns to fit in and be treated like other children, which drives him to push beyond his physical limitations. Doodle's quest for normalcy ultimately highlights the themes of pride, familial expectations, and the harsh realities of one's limitations.